bot.tf stats

https://bot.tf/stats/item?def=30671&q=5&ef=Silver+Cyclone&craft=1&aus=0&ks=0

https://imgur.com/a/ZUEcYzh

Past 30 days

Sales:

1x 3 keys

1x 3 keys

1x 3 keys, 9.88 ref

No Purchase

marketplace.tf sales

https://marketplace.tf/items/tf2/30671;5;u3009

Past 90 days

$7.99 / $1.81 = 4.41 keys

$5.46 / $1.81 = 3.01 keys

$5.46 / $1.84 = 2.97 keys

$7 / $1.83 = 3.83 keys

$7 / $1.85 = 3.78 keys

$6.07 / $1.8 = 3.37 keys

$6.5 / $1.8 = 3.61 keys

$6.5 / $1.82 = 3.57 keys

Calculator: https://manic.tf/keyprice/

Thanks to Shuffle Spy for the help